Commercial building

C.W. Miller Livery Stable (Erie County, New York)
Cactus Motor Lodge (Quay County, New Mexico)
Cactus Press--Plaza Paint Building (Yuma County, Arizona)
Caffe' Piccalo (Rock Island County, Illinois)
Diner was moved in 2010 to an undisclosed location for restoration as Papa Du's BBQ.
Cahow Barber Shop (Merrick County, Nebraska)
Calaveras County Bank (Calaveras County, California)
Calcasieu Marine Bank (Calcasieu Parish, Louisiana)
Caldwell Block (Essex County, Massachusetts)
Caldwell Building (Calhoun County, Alabama)
Caldwell Tavern (Washington County, Pennsylvania)
Caldwell-Milner Building (Jefferson County, Alabama)
Caledonia Building (Hampden County, Massachusetts)
Calico & Brown General Store (Garrard County, Kentucky)
California Fruit Store (Skagit County, Washington)
California Wine and Liquor Store (Eau Claire County, Wisconsin)
Callas Sweet Shop (Daviess County, Kentucky)
Calumet Hotel (Pipestone County, Minnesota)
Cambridge News Office (Washington County, Idaho)
Camden Fire Insurance Association (Camden County, New Jersey)
Camden Safe Deposit & Trust Company (Camden County, New Jersey)
Campbell and Kelly Building (Nye County, Nevada)
Campbell Building (Allegheny County, Pennsylvania)
Canal Dime Savings Bank (Richland County, South Carolina)
Canal House (Fayette County, Indiana)
Candler Building (Fulton County, Georgia)
Cannon Building (Greenville County, South Carolina)
Cannon Building (Rensselaer County, New York)
Canton House (Baltimore, Maryland)
Canton Wholesale Company Building (Cherokee County, Georgia)
Cap's Place (Broward County, Florida)
Caperton Block (Jefferson County, Kentucky)
Capital Bank Tower (Ingham County, Michigan)
Capital City Press Building (East Baton Rouge Parish, Louisiana)
Capital Club Building (Wake County, North Carolina)
Capitol Diner (Essex County, Massachusetts)
Capitol Life Insurance Building (Denver County, Colorado)
Capitol, The (Cumberland County, North Carolina)
Capt. John H. Ozmon Store (Queen Anne's County, Maryland)
Caradine Building (Green County, Wisconsin)
Cargo Warehouse (Erie County, Ohio)
Carithers Store Building (Fulton County, Illinois)
Carl Fischer Meats (Yamhill County, Oregon)
Carl Koch Block (Winnebago County, Wisconsin)
Commercial building next to the Tayco Street bascule bridge
Carl L. Bloxham Building (Baldwin County, Alabama)
Carl's (Fredericksburg, Virginia)
Carlin's Amoco Station (Roanoke, Virginia)
Carlock Building (Lubbock County, Texas)
Carlton State and Savings Bank (Yamhill County, Oregon)
Carmen IOOF Home (Alfalfa County, Oklahoma)
Carmen IOOF Lodge No. 84 (Alfalfa County, Oklahoma)
Carnahan Store (Natchitoches Parish, Louisiana)
Carolina Building (Potter County, Texas)
Carolina School Supply Company Building (Former) (Mecklenburg County, North Carolina)
Carolina Supply Company (Greenville County, South Carolina)
Carriss's Feed Store (Shelby County, Kentucky)
Carriss's Store (Shelby County, Kentucky)
Carroll Building (New London County, Connecticut)
Carroll Building (Orange County, Florida)
Carter Coal Company Store (McDowell County, West Virginia)
Carter Coal Company Store (McDowell County, West Virginia)
Carter-Rice Building (Denver County, Colorado)
Cartter Building (Chase County, Kansas)
Carty's Camp (San Bernardino County, California)
Cary Building (New York County, New York)
Cary Building (Wayne County, Michigan)
Casa Blanca Cafe (Navajo County, Arizona)
Casa de Tableta (San Mateo County, California)
Casa Grande Dispatch (Pinal County, Arizona)
Casey's Diner (Middlesex County, Massachusetts)
Tiny 10-stool diner is one of the oldest and best-preserved in existence.
Cashier's House (Erie County, Pennsylvania)
Casper Supply Company of SD (Pennington County, South Dakota)
Caspiana Plantation Store (Natchitoches Parish, Louisiana)
Cass Motor Sales (Wayne County, Michigan)
Cassel's Store (Liberty County, Georgia)
Castleberry Boarding House (Livingston Parish, Louisiana)
Castner--Knott Building (Davidson County, Tennessee)
Catlettsburg National Bank (Boyd County, Kentucky)
Catoosa Indian Trading Post (Rogers County, Oklahoma)
Cattle Bank (Champaign County, Illinois)
Cave Cafe (Franklin County, Missouri)
Cavender's Store (Walker County, Georgia)
Caxton Building (Cuyahoga County, Ohio)
Cazzell Buildings (Potter County, Texas)
Centennial National Bank (Philadelphia County, Pennsylvania)
Center & Abernathy Store Building (Polk County, Tennessee)
Center Diner (Westchester County, New York)
Classic diner built by the National Diner Co., it was the "Sunset Diner" in the "Little Lulu" comic strip.
Center Wheeling Market (Ohio County, West Virginia)
Central Assurance Company (Franklin County, Ohio)
Central Bank and Trust Co. (Avoyelles Parish, Louisiana)
Central Bank and Trust Company, Mansura (Avoyelles Parish, Louisiana)
Central Block (Hughes County, South Dakota)
Central Block Building (Hamilton County, Tennessee)
Central Building (Curry County, Oregon)
Central Dairy Building (Boone County, Missouri)
Central Drug Store (Okmulgee County, Oklahoma)
Central Embarcadero Piers Historic District (San Francisco County, California)
Central Garage (Jefferson County, New York)
Central House (Stephenson County, Illinois)
Originally built as a hotel by the founder of Orangeville, the building was converted to be a single family dwelling.
Central Market (Lancaster County, Pennsylvania)
Central National Bank (Shawnee County, Kansas)
Central National Bank (Richmond, Virginia)
Central National Bank (Woods County, Oklahoma)
Central National Bank (Washington, District of Columbia)
Central National Park Building (Peoria County, Illinois)
Central National Tower (Calhoun County, Michigan)
Central Office Building (Scott County, Iowa)
Central Savings Bank (New York County, New York)
Central Savings Bank (Keokuk County, Iowa)
Central Tower Building (Mahoning County, Ohio)
Central Trust Company (Camden County, New Jersey)
Central Trust Company Building (Bexar County, Texas)
Central Trust Company Buildings (Blair County, Pennsylvania)
Central Vermont Railway Depot (Washington County, Vermont)
Central Warehouse (Saginaw County, Michigan)
Century Block (Lorain County, Ohio)
Century Building (Allegheny County, Pennsylvania)
Chadwick Square Diner (Worcester County, Massachusetts)
Rare early version of a streetcar inspired diner
Chamber of Commerce (Hennepin County, Minnesota)
Chamber of Commerce Building (Alameda County, California)
Chamber of Commerce Building (Denver County, Colorado)
Chamber of Commerce Building (New York County, New York)
Chamber of Commerce Building (Hennepin County, Minnesota)
Chamber of Commerce Building (Vigo County, Indiana)
Chamber of Commerce Building (Baltimore, Maryland)
Chamberlin Iron Front Building (Union County, Pennsylvania)
Chambers Building (Jackson County, Missouri)
Chambers Transfer & Storage Co. (Maricopa County, Arizona)
Chambless Camp (San Bernardino County, California)
Chambliss Building (Hinds County, Mississippi)
Champ's Diner (Providence County, Rhode Island)
Chandler Bookstore (Lincoln County, Oklahoma)
Chandler Store (Kennebec County, Maine)
Chapin and Gore Building (Cook County, Illinois)
Chapin National Bank Building (Hampden County, Massachusetts)
Chapline Building (Hart County, Kentucky)
Chapman Building (Orange County, California)
Chapple and Young Block (Black Hawk County, Iowa)
Former bank and hardware store, now a barber shop and a salon
Charles F. Berg Building (Multnomah County, Oregon)
Charles Frank House And Store (Medina County, Ohio)
Charles Gray Printing Shop (New Castle County, Delaware)
Charles Ilfeld Building (San Miguel County, New Mexico)
Charles Krug Winery (Napa County, California)
Charles McCormick Building (St. Joseph County, Indiana)
Charles Piper Building (Multnomah County, Oregon)
Charles R. Craig Building (Benton County, Arkansas)
Charles Schagrin Building (New Castle County, Delaware)
Charlie Wagner's Cafe (Lancaster County, Pennsylvania)
Charlie's Diner (Worcester County, Massachusetts)
A classic restored diner
Charlie's Diner (Hampden County, Massachusetts)
Neon sign reads "Charles" but diner is known as "Charlie's.
Charlie's Radiator Service (Cibola County, New Mexico)
Charlie's Restaurant (Cuyahoga County, Ohio)
Charlottesville Coca-Cola Bottling Works (Charlottesville, Virginia)
Charter Oak Bank Building (Hartford County, Connecticut)
Chase County National Bank (Chase County, Kansas)
Chateau de Mores (Billings County, North Dakota)
Chattanooga Bank Building (Hamilton County, Tennessee)
Chauncey Hall Building (Racine County, Wisconsin)
1883 Victorian Building designed by noted architect E. Townsend Mix
Cheatham Building (Davidson County, Tennessee)
Chelsea Royal Diner (Windham County, Vermont)
Classic-style diner built by the Worcester Lunch Car Co.
Chemical Building (St. Louis, Missouri)
Chemung Canal Bank Building (Chemung County, New York)
Chena Pump House (Fairbanks North Star Borough, Alaska)
Cherokee IOOF Lodge No. 219 (Alfalfa County, Oklahoma)
Cherry & Webb Building (Bristol County, Massachusetts)
Cherry Bank (Clinton County, Iowa)
Chesterville Brick House (Kent County, Maryland)
Chet & Emil's (Shawano County, Wisconsin)
An eye-catching sign leads travelers into Chet & Emil's restaurant.
Chevy Chase Arcade (Washington, District of Columbia)
Cheyenne Flour Milling Company (Laramie County, Wyoming)
Chicago and North-Western Land Office (Forest County, Wisconsin)
Chicago Bee Building (Cook County, Illinois)
Chicago Board of Trade Building (Cook County, Illinois)
Chicago Club (Cook County, Illinois)
Chicago Mill Company Office Building (Phillips County, Arkansas)
Chicago Savings Bank Building (Cook County, Illinois)
Chicago Varnish Company Building (Cook County, Illinois)
Chichizola Family Store Complex (Amador County, California)
Chick House (Winnebago County, Illinois)
Chinese Odd Fellows Building (Ada County, Idaho)
Chipman's Point (Addison County, Vermont)
Chippewa County Bank (Chippewa County, Minnesota)
Chistochina Trading Post (Valdez-Cordova Census Area, Alaska)
Choate Deparment Store (Winona County, Minnesota)
Chong's Cafe (Pueblo County, Colorado)
Chouteau Building (St. Louis, Missouri)
Chris Jorgenson Studio (Mariposa County, California)
Christian Bunge Jr., Store (Houston County, Minnesota)
Christian Dick Block (Dane County, Wisconsin)